P22D1 — Turbocharger Turbine Inlet Valve Control Circuit High

What Does P22D1 Mean?

P22D1 is a diagnostic trouble code indicating: Turbocharger Turbine Inlet Valve Control Circuit High. This code relates to the powertrain system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.

Symptoms of P22D1

⚠️ Check Engine Light (MIL) illuminated
⚠️ Turbocharger Turbine Inlet Valve reading stuck at maximum value
⚠️ Related system operating erratically or in default mode
⚠️ Reduced engine performance

Common Causes

🔍 Short to voltage in Turbocharger Turbine Inlet Valve wiring harness
🔍 Corroded or water-damaged Turbocharger Turbine Inlet Valve connector
🔍 Faulty Turbocharger Turbine Inlet Valve outputting maximum voltage
🔍 Damaged wiring rubbing against metal components
🔍 ECM/PCM internal fault (rare)

Frequently Asked Questions

What does P22D1 mean?

P22D1 indicates: Turbocharger Turbine Inlet Valve Control Circuit High. The vehicle's computer has detected that the Turbocharger Turbine Inlet Valve is not operating within its expected parameters and stored this diagnostic trouble code.

Can I drive with code P22D1?

You can drive short distances for essential trips, but schedule a diagnosis soon. Driving with P22D1 for extended periods may cause additional problems.

How much does it cost to fix P22D1?

Repair costs for P22D1 typically range from $20 to $300, depending on the root cause. Simple wiring or connector repairs are on the lower end, while component replacement costs more. A proper diagnosis ($80–$150 at most shops) will identify the exact cause before committing to expensive parts.

What To Do Next

Possible Fixes

🔧 Inspect and repair Turbocharger Turbine Inlet Valve wiring for short to voltage
🔧 Clean or replace corroded Turbocharger Turbine Inlet Valve connector
🔧 Replace faulty Turbocharger Turbine Inlet Valve

1
Find your vehicle above
Click your make and model for real owner reports and common causes specific to your vehicle.
2
Check for recalls
Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.
3
Get a professional diagnosis
A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

P22D1: Turbocharger Turbine Inlet Valve Control Circuit High